MALICIOUS
154
Risk Score
Malware Insights
MITRE ATT&CK
T1566.001 Spearphishing Attachment
T1190 Exploit Public-Facing Application
The PDF was flagged by a machine learning classifier and contains a large number of embedded links, many pointing to external PDF files. One of these links, 'https://ttraff.ru/pify?keyword=cricket+game++net', is identified as a known malicious redirector. This suggests the document is part of a link farm or SEO manipulation scheme, potentially leading users to malicious sites or further payloads.
Machine Learning
- Nyx PDF Classifier malicious score 1.0000
Heuristics 4
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PDF links to known malicious redirector infrastructure critical PDF_MALICIOUS_REDIRECTOR_LINKPDF contains a clickable URI to redirector infrastructure used by a known malicious PDF SEO/adware delivery campaign. These documents typically rely on user interaction and redirect chains rather than a PDF parser vulnerability.
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Small PDF contains mass external PDF link farm critical PDF_SEO_LINK_FARMSmall PDF contains many clickable external PDF links, mostly clustered on one host. This matches generated SEO/link-farm PDF carriers used to route users into malicious or unwanted-software delivery chains, rather than a normal document citation pattern.
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Object number defined twice with different bodies info PDF_DUPLICATE_OBJ_BODY_INCREMENTALThe same indirect object (N G) is defined more than once with different body bytes. First-wins and last-wins readers will resolve different content, which is a parser-confusion shape used by targeted PDFs. Body-only differences are common in benign incremental updates, so severity is raised only when the duplicate carries active content.
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Embedded URL info EMBEDDED_URLOne or more URLs were extracted from the document. The URL itself is not a detection — see the per-URL labels for which channel (macro, JS, link annotation, document body, ...) reached each URL.URL https://ttraff.ru/pify?keyword=cricket+game++net
- http://devedime.pesfusd.com/uploads/1/3/1/4/131482916/9602127.pdf
- http://moribub.diversejewellers.com/uploads/1/3/1/3/131383483/nujerolugize_desukotopixifib_guxola.pdf
- http://www.ascendercorp.com/
- http://www.ascendercorp.com/typedesigners.html
- https://cdn.shopify.com/s/files/1/0434/0583/6438/files/narewetojosuminu.pdf
- https://cdn.shopify.com/s/files/1/0433/3250/1656/files/pajodutewuzifafasu.pdf
- https://cdn.shopify.com/s/files/1/0437/4573/8903/files/ilauncher_ios_9.pdf
- https://cdn.shopify.com/s/files/1/0429/8421/0583/files/25089131487.pdf
- https://cdn.shopify.com/s/files/1/0439/1773/8152/files/41995684356.pdf
- https://cdn.shopify.com/s/files/1/0445/6900/2143/files/6676778293.pdf
- https://cdn.shopify.com/s/files/1/0431/1531/5349/files/literal_and_free_translation.pdf
- https://cdn.shopify.com/s/files/1/0432/7555/0873/files/908_316_8677.pdf
- https://cdn.shopify.com/s/files/1/0435/4464/1685/files/dna_and_mrna_transcription_and_translation_worksheet.pdf
- https://cdn.shopify.com/s/files/1/0433/0687/7080/files/kujefitil.pdf
- http://www.w3.org/1999/02/22-rdf-syntax-ns#
- http://purl.org/dc/elements/1.1/
- http://ns.adobe.com/pdf/1.3/
- http://ns.adobe.com/xap/1.0/
- http://ns.adobe.com/xap/1.0/mm/
- http://ns.adobe.com/xap/1.0/rights/
- http://scripts.sil.org/OFL
Extracted artifacts 2
Files carved from inside the sample during analysis.
| Filename | Kind | Source | Size |
|---|---|---|---|
font_00_sfnt_off0000602a.bin256145fbae8149ab0a525518c5845e326ec0eecf467decc824c9d642c9289c5b |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x602A | 4876 bytes |
font_01_sfnt_off000070aa.bin4e806b05b8ee0979e9d96c3371df65ba09a978ca457e0da014c6bfeadbb847c5 |
pdf-font-stream | PDF embedded font (sfnt) at offset 0x70AA | 9608 bytes |
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